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Finding the Fourth Proportional to 169,063.20, 233,377.20 and 108,637.20

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Solution

The fourth proportional to 169,063.20, 233,377.20 and 108,637.20 is: 149,964.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,063.20 : 233,377.20 = 108,637.20 : x
  2. Step 2: Convert to fraction form
    169,063.20/233,377.20 = 108,637.20/x
  3. Step 3: Cross multiply
    169,063.20x = 233,377.20 × 108,637.20
  4. Step 4: Simplify right side
    169,063.20x = 25,353,445,551.84
  5. Step 5: Solve for x
    x = 25,353,445,551.84/169,063.20
  6. Step 6: Final answer
    x = 149,964.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.